# 시크릿 다이어트 vs Corner Timer

The clearest difference is update cadence: Corner Timer at every 2 days against 시크릿 다이어트's every 3 weeks. 시크릿 다이어트's advantage is iOS requirement (10.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 시크릿 다이어트 sells 7 one-off in-app purchases and Corner Timer sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

시크릿 다이어트 ships an update every 3 weeks, Corner Timer every 2 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 시크릿 다이어트 | Corner Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 9 MB | 23 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Ateam Body Science](https://appshunter.io/developer/1443970729) | [Mingyu Kim](https://appshunter.io/developer/6793550762) |

## What reviewers say

### 시크릿 다이어트

[App page](https://appshunter.io/ios/app/id1447929450)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 스타트 레벨 1일 체험권 | $2.99 | one-time |
| 1개 코스 1달 정액 이용권 | $24.99 | one-time |
| 필라테스 프로그램 1달 정액 이용권 | $31.99 | one-time |
| 모든 코스 1달 정액 이용권 | $44.99 | one-time |
| 30일 이용권 구입하기 | $54.99 | one-time |
| 90일 이용권 구입하기 | $89.99 | one-time |
| 120일 이용권 구입하기 | $124.99 | one-time |


### Corner Timer

[App page](https://appshunter.io/ios/app/corner-timer-boxing/id6793550760)

This app provides a customizable round timer for boxing training, allowing users to set round and rest times, and track progress. It features large, clear displays for easy readability during workouts and integrates with external music players.

**Highlights:** Customizable round and rest timers, Up to 15 rounds per preset, External music integration with ducking, Large, clear display for visibility, On-device workout history and progress graphs, Lock Screen Live Activity and background alerts, Private iCloud sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Corner Timer Premium | $0.99 | per month |


## Frequently asked questions

### Is 시크릿 다이어트 free?

시크릿 다이어트 is free to download, with in-app purchases available.

### Is Corner Timer free?

Corner Timer is free to download, with in-app purchases available.

### Do 시크릿 다이어트 or Corner Timer have ads?

Neither 시크릿 다이어트 nor Corner Timer shows ads.

### Which is updated more often, 시크릿 다이어트 or Corner Timer?

시크릿 다이어트 ships an update every 3 weeks, and Corner Timer every 2 days. Most recently, 시크릿 다이어트 was updated on October 25, 2026 and Corner Timer on October 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*